Synonyms for Clairvoyant (same or very similar meaning)
WordNet sense 1 (seemingly outside normal sensory channels):
extrasensory, paranormalWordNet sense 2 (foreseeing the future):
precognitive, second-sightedWordNet sense 3 (foretelling events as if by supernatural intervention):
prophetic, propheticalFrom the ODE community, based on WordNetadd/edit